You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
31 lines
520 B
31 lines
520 B
4 years ago
|
#include <math.h>
|
||
|
|
#include "metro.h"
|
||
|
|
#include "dsp.h"
|
||
|
|
|
||
|
|
using namespace daisysp;
|
||
|
|
|
||
|
|
void Metro::Init(float freq, float sample_rate)
|
||
|
|
{
|
||
|
|
freq_ = freq;
|
||
|
|
phs_ = 0.0f;
|
||
|
|
sample_rate_ = sample_rate;
|
||
|
|
phs_inc_ = (TWOPI_F * freq_) / sample_rate_;
|
||
|
|
}
|
||
|
|
|
||
|
|
uint8_t Metro::Process()
|
||
|
|
{
|
||
|
|
phs_ += phs_inc_;
|
||
|
|
if(phs_ >= TWOPI_F)
|
||
|
|
{
|
||
|
|
phs_ -= TWOPI_F;
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void Metro::SetFreq(float freq)
|
||
|
|
{
|
||
|
|
freq_ = freq;
|
||
|
|
phs_inc_ = (TWOPI_F * freq_) / sample_rate_;
|
||
|
|
}
|